Home / 200,203,205.60-300,304,808.40-161,236,114.40

Finding the Fourth Proportional to 200,203,205.60, 300,304,808.40 and 161,236,114.40

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Solution

The fourth proportional to 200,203,205.60, 300,304,808.40 and 161,236,114.40 is: 241,854,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,203,205.60 : 300,304,808.40 = 161,236,114.40 : x
  2. Step 2: Convert to fraction form
    200,203,205.60/300,304,808.40 = 161,236,114.40/x
  3. Step 3: Cross multiply
    200,203,205.60x = 300,304,808.40 × 161,236,114.40
  4. Step 4: Simplify right side
    200,203,205.60x = 48,419,980,442,052,480
  5. Step 5: Solve for x
    x = 48,419,980,442,052,480/200,203,205.60
  6. Step 6: Final answer
    x = 241,854,171.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.